Police say Johnson, 37, likely fled to Maryland after the Feb. 19 shooting. There’s no word on his current whereabouts, but detectives don’t think he’s in Arlington.

“Based on our investigation, we do not believe that Johnson is in Arlington County,” said Arlington County Police Department spokeswoman Ashley Savage.

“We ask that anyone with information on Johnson’s whereabouts contact the Arlington County Police Department at 703-558-2222,” Savage said. “Information can also be provided anonymously through Arlington County Crime Solvers at 1-866-411-TIPS. Arlington County Crime Solvers is offering a cash reward for information leading to the arrest of Johnson.”

“Johnson is considered armed and dangerous,” she added. “Anyone who sees Johnson should not approach and contact 911 immediately.”